Antique Pewter, Georgian Entrance Lock, Unlocked By Key From Outside When Outer Knob Is Locked By Turn Button In Inside Knob, Inside Knob Always Locked, Universal Latch Fits 2-3/8" Or 2-3/4" Backsets, Dual Option Latch; Radius Corner & Drive In, Full Lip Strike, ANSI F81, Grade 2, Visual Pack.